<template>
  <TypeNav />
  <div class="main">
    <div class="py-container">
      <!--bread-->
      <div class="bread">
        <ul class="fl sui-breadcrumb">
          <li>
            <a href="#">全部结果</a>
          </li>
        </ul>
        <ul class="fl sui-tag">
          <!-- 分类的面包屑 -->
          <li class="with-x" v-if="searchParams.categoryName">
            {{ searchParams.categoryName }}<i @click="removeCategoryName"> x</i>
          </li>
          <!-- 关键词的面包屑 -->
          <li class="with-x" v-if="searchParams.keyword">
            {{ searchParams.keyword }}<i @click="removeKeyword"> x</i>
          </li>
          <!-- 品牌的面包屑 -->
          <li class="with-x" v-if="searchParams.trademark">
            {{ searchParams.trademark.split(':')[1]
            }}<i @click="removeTrademark"> x</i>
          </li>
          <!-- 详细属性的面包屑 -->
          <li
            class="with-x"
            v-show="searchParams.props.length !== 0"
            v-for="(attrs, index) in searchParams.props"
            :key="attrs.attrId"
          >
            {{ attrs.split(':')[1] }}<i @click="removeAttrs(index)"> x</i>
          </li>
        </ul>
      </div>

      <!--selector-->
      <SearchSelector @trademarkInfo="trademarkInfo" @attrInfo="attrInfo" />

      <!--details-->
      <div class="details clearfix">
        <div class="sui-navbar">
          <div class="navbar-inner filter">
            <ul class="sui-nav" @click="changeFilter">
              <li :class="{ active: isActive('1') }" :data-order="1">
                <a
                  >综合
                  <span
                    class="iconfont"
                    v-show="isActive('1')"
                    :class="{
                      'icon-xiangxiajiantoucuxiao': isActive('desc'),
                      'icon-xiangshangjiantoucuxiao': isActive('asc'),
                    }"
                  ></span>
                </a>
              </li>
              <li :class="{ active: isActive('2') }" :data-order="2">
                <a
                  >价格
                  <span
                    class="iconfont"
                    v-show="isActive('2')"
                    :class="{
                      'icon-xiangxiajiantoucuxiao': isActive('desc'),
                      'icon-xiangshangjiantoucuxiao': isActive('asc'),
                    }"
                  ></span>
                </a>
              </li>
            </ul>
          </div>
        </div>
        <!-- 商品列表 -->
        <div class="goods-list">
          <ul class="yui3-g" @click="goGoodsInfo">
            <li class="yui3-u-1-5" v-for="goods in goodsList" :key="goods.id">
              <div class="list-wrap">
                <div class="p-img">
                  <router-link :to="`/detail/${goods.id}`">
                    <img :src="goods.defaultImg" :data-goodsid="goods.id" />
                  </router-link>
                </div>
                <div class="price">
                  <strong>
                    <em>¥ </em>
                    <i>{{ goods.price }}</i>
                  </strong>
                </div>
                <div class="attr">
                  <a
                    target="_blank"
                    href="item.html"
                    title="促销信息，下单即赠送三个月CIBN视频会员卡！【小米电视新品4A 58 火爆预约中】"
                    >{{ goods.title }}</a
                  >
                </div>
                <div class="commit">
                  <i class="command">已有<span>2000</span>人评价</i>
                </div>
                <div class="operate">
                  <a
                    href="success-cart.html"
                    target="_blank"
                    class="sui-btn btn-bordered btn-danger"
                    >加入购物车</a
                  >
                  <a href="javascript:void(0);" class="sui-btn btn-bordered"
                    >收藏</a
                  >
                </div>
              </div>
            </li>
          </ul>
        </div>
      </div>
    </div>
  </div>
  <Pagination
    :pageNo="pageNo"
    :pageSize="3"
    :total="91"
    :contiues="5"
    :add="add"
    :min="min"
    :showCurrentPage="showCurrentPage"
  />
</template>

<script>
import { mapGetters, useStore } from 'vuex'
import { computed, onBeforeMount, onMounted, reactive, watch } from 'vue'
import { getCurrentInstance, ref } from 'vue'
import SearchSelector from './SearchSelector/SearchSelector'
import { useRoute, useRouter } from 'vue-router'
export default {
  name: 'Search',
  components: { SearchSelector },
  setup() {
    let searchParams = reactive({
      category1Id: '',
      category2Id: '',
      category3Id: '',
      categoryName: '',
      keyword: '',
      order: '1:desc',
      pageNo: 1,
      pageSize: 10,
      props: [],
      trademark: '',
    })
    //初次进入搜索页面时，完成向服务器提交数据
    const route = useRoute()
    onBeforeMount(() => {
      //Object.assign 方法
      Object.assign(searchParams, route.query, route.params)
    })
    const store = useStore()
    onMounted(() => {
      store.dispatch('getSearchInfo', searchParams)
    })
    //搜索界面中，搜索内容时，完成向服务器提交数据
    watch(route, () => {
      Object.assign(searchParams, route.query, route.params)
      store.dispatch('getSearchInfo', searchParams)
      searchParams.category1Id = ''
      searchParams.category2Id = ''
      searchParams.category3Id = ''
    })
    //处理类型-面包屑
    const router = useRouter()
    function removeCategoryName() {
      searchParams.categoryName = ''
      searchParams.category1Id = ''
      searchParams.category2Id = ''
      searchParams.category3Id = ''
      router.push({ name: 'search', params: route.params })
    }
    //处理关键词-面包屑
    const $bus = getCurrentInstance().appContext.config.globalProperties.$bus
    function removeKeyword() {
      searchParams.keyword = ''
      $bus.emit('clearKeyword')
      router.push({ name: 'search', query: route.query })
    }
    //处理 品牌 -面包屑
    function trademarkInfo(trademark) {
      searchParams.trademark = `${trademark.tmId}:${trademark.tmName}`
      store.dispatch('getSearchInfo', searchParams)
    }
    function removeTrademark() {
      searchParams.trademark = ''
      store.dispatch('getSearchInfo', searchParams)
    }
    //处理按商品属性检索
    function attrInfo(attrs, attrsValue) {
      searchParams.props.push(`${attrs.attrId}:${attrsValue}:${attrs.attrName}`)
      store.dispatch('getSearchInfo', searchParams)
    }
    function removeAttrs(index) {
      searchParams.props.splice(index, 1)
      store.dispatch('getSearchInfo', searchParams)
    }
    //处理排序
    //排序标签图案切换
    let isActive = computed(() => {
      return (str) => {
        return searchParams.order.includes(str)
      }
    })
    //排序切换
    function changeFilter(e) {
      if (e.target.nodeName === 'A') {
        const orderType = e.target.parentNode.dataset.order
        if (orderType === searchParams.order.split(':')[0]) {
          switch (searchParams.order.split(':')[1]) {
            case 'desc':
              searchParams.order = `${orderType}:asc`
              break
            case 'asc':
              searchParams.order = `${orderType}:desc`
              break
          }
        } else {
          searchParams.order = `${orderType}:${
            searchParams.order.split(':')[1]
          }`
        }
        store.dispatch('getSearchInfo', searchParams)
      }
    }
    //页数：
    let pageNo = ref(28) //注意是数字

    function add() {
      pageNo.value++
      searchParams.pageNo = pageNo
      store.dispatch('getSearchInfo', searchParams)
    }
    function min() {
      pageNo.value--
      searchParams.pageNo = pageNo
      store.dispatch('getSearchInfo', searchParams)
    }
    function showCurrentPage(currentPage) {
      pageNo.value = currentPage
      searchParams.pageNo = pageNo
      store.dispatch('getSearchInfo', searchParams)
    }
    //跳转到商品详情页面
    function goGoodsInfo(e) {
      if (e.target.nodeName === 'IMG') {
        store.dispatch('reqGetGoodsInfo', e.target.dataset.goodsid)
      }
    }
    return {
      searchParams,
      removeCategoryName,
      removeKeyword,
      trademarkInfo,
      removeTrademark,
      attrInfo,
      removeAttrs,
      isActive,
      changeFilter,
      pageNo,
      add,
      min,
      showCurrentPage,
      goGoodsInfo,
    }
  },
  computed: {
    ...mapGetters(['goodsList']),
  },
}
</script>

<style lang="less" scoped>
.main {
  margin: 10px 0;

  .py-container {
    width: 1200px;
    margin: 0 auto;

    .bread {
      margin-bottom: 5px;
      overflow: hidden;

      .sui-breadcrumb {
        padding: 3px 15px;
        margin: 0;
        font-weight: 400;
        border-radius: 3px;
        float: left;

        li {
          display: inline-block;
          line-height: 18px;

          a {
            color: #666;
            text-decoration: none;

            &:hover {
              color: #4cb9fc;
            }
          }
        }
      }

      .sui-tag {
        margin-top: -5px;
        list-style: none;
        font-size: 0;
        line-height: 0;
        padding: 5px 0 0;
        margin-bottom: 18px;
        float: left;

        .with-x {
          font-size: 12px;
          margin: 0 5px 5px 0;
          display: inline-block;
          overflow: hidden;
          color: #000;
          background: #f7f7f7;
          padding: 0 7px;
          height: 20px;
          line-height: 20px;
          border: 1px solid #dedede;
          white-space: nowrap;
          transition: color 400ms;
          cursor: pointer;

          i {
            margin-left: 10px;
            cursor: pointer;
            font: 400 14px tahoma;
            display: inline-block;
            height: 100%;
            vertical-align: middle;
          }

          &:hover {
            color: #28a3ef;
          }
        }
      }
    }

    .details {
      margin-bottom: 5px;

      .sui-navbar {
        overflow: visible;
        margin-bottom: 0;

        .filter {
          min-height: 40px;
          padding-right: 20px;
          background: #fbfbfb;
          border: 1px solid #e2e2e2;
          padding-left: 0;
          border-radius: 0;
          box-shadow: 0 1px 4px rgba(0, 0, 0, 0.065);

          .sui-nav {
            position: relative;
            left: 0;
            display: block;
            float: left;
            margin: 0 10px 0 0;

            li {
              float: left;
              line-height: 18px;
              width: 75px;
              a {
                display: block;
                cursor: pointer;
                padding: 11px 15px;
                color: #777;
                text-decoration: none;
                text-align: center;
              }

              &.active {
                a {
                  background: #e1251b;
                  color: #fff;
                }
              }
            }
          }
        }
      }

      .goods-list {
        margin: 20px 0;

        ul {
          display: flex;
          flex-wrap: wrap;

          li {
            height: 100%;
            width: 20%;
            margin-top: 10px;
            line-height: 28px;

            .list-wrap {
              .p-img {
                padding-left: 15px;
                width: 215px;
                height: 255px;

                a {
                  color: #666;

                  img {
                    max-width: 100%;
                    height: auto;
                    vertical-align: middle;
                  }
                }
              }

              .price {
                padding-left: 15px;
                font-size: 18px;
                color: #c81623;

                strong {
                  font-weight: 700;

                  i {
                    margin-left: -5px;
                  }
                }
              }

              .attr {
                padding-left: 15px;
                width: 85%;
                overflow: hidden;
                margin-bottom: 8px;
                min-height: 38px;
                cursor: pointer;
                line-height: 1.8;
                display: -webkit-box;
                -webkit-box-orient: vertical;
                -webkit-line-clamp: 2;

                a {
                  color: #333;
                  text-decoration: none;
                }
              }

              .commit {
                padding-left: 15px;
                height: 22px;
                font-size: 13px;
                color: #a7a7a7;

                span {
                  font-weight: 700;
                  color: #646fb0;
                }
              }

              .operate {
                padding: 12px 15px;

                .sui-btn {
                  display: inline-block;
                  padding: 2px 14px;
                  box-sizing: border-box;
                  margin-bottom: 0;
                  font-size: 12px;
                  line-height: 18px;
                  text-align: center;
                  vertical-align: middle;
                  cursor: pointer;
                  border-radius: 0;
                  background-color: transparent;
                  margin-right: 15px;
                }

                .btn-bordered {
                  min-width: 85px;
                  background-color: transparent;
                  border: 1px solid #8c8c8c;
                  color: #8c8c8c;

                  &:hover {
                    border: 1px solid #666;
                    color: #fff !important;
                    background-color: #666;
                    text-decoration: none;
                  }
                }

                .btn-danger {
                  border: 1px solid #e1251b;
                  color: #e1251b;

                  &:hover {
                    border: 1px solid #e1251b;
                    background-color: #e1251b;
                    color: white !important;
                    text-decoration: none;
                  }
                }
              }
            }
          }
        }
      }
    }
  }
}
</style>
